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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\VarDumper\Caster;
- /**
- * Represents a file or a URL.
- *
- * @author Nicolas Grekas <p@tchwork.com>
- */
- class LinkStub extends ConstStub
- {
- private static $vendorRoots;
- private static $composerRoots;
- public function __construct($label, $line = 0, $href = null)
- {
- $this->value = $label;
- if (null === $href) {
- $href = $label;
- }
- if (!is_string($href)) {
- return;
- }
- if (0 === strpos($href, 'file://')) {
- if ($href === $label) {
- $label = substr($label, 7);
- }
- $href = substr($href, 7);
- } elseif (false !== strpos($href, '://')) {
- $this->attr['href'] = $href;
- return;
- }
- if (!file_exists($href)) {
- return;
- }
- if ($line) {
- $this->attr['line'] = $line;
- }
- if ($label !== $this->attr['file'] = realpath($href) ?: $href) {
- return;
- }
- if ($composerRoot = $this->getComposerRoot($href, $inVendor)) {
- $this->attr['ellipsis'] = strlen($href) - strlen($composerRoot) + 1;
- $this->attr['ellipsis-type'] = 'path';
- $this->attr['ellipsis-tail'] = 1 + ($inVendor ? 2 + strlen(implode(array_slice(explode(DIRECTORY_SEPARATOR, substr($href, 1 - $this->attr['ellipsis'])), 0, 2))) : 0);
- } elseif (3 < count($ellipsis = explode(DIRECTORY_SEPARATOR, $href))) {
- $this->attr['ellipsis'] = 2 + strlen(implode(array_slice($ellipsis, -2)));
- $this->attr['ellipsis-type'] = 'path';
- $this->attr['ellipsis-tail'] = 1;
- }
- }
- private function getComposerRoot($file, &$inVendor)
- {
- if (null === self::$vendorRoots) {
- self::$vendorRoots = array();
- foreach (get_declared_classes() as $class) {
- if ('C' === $class[0] && 0 === strpos($class, 'ComposerAutoloaderInit')) {
- $r = new \ReflectionClass($class);
- $v = dirname(dirname($r->getFileName()));
- if (file_exists($v.'/composer/installed.json')) {
- self::$vendorRoots[] = $v.DIRECTORY_SEPARATOR;
- }
- }
- }
- }
- $inVendor = false;
- if (isset(self::$composerRoots[$dir = dirname($file)])) {
- return self::$composerRoots[$dir];
- }
- foreach (self::$vendorRoots as $root) {
- if ($inVendor = 0 === strpos($file, $root)) {
- return $root;
- }
- }
- $parent = $dir;
- while (!file_exists($parent.'/composer.json')) {
- if ($parent === dirname($parent)) {
- return self::$composerRoots[$dir] = false;
- }
- $parent = dirname($parent);
- }
- return self::$composerRoots[$dir] = $parent.DIRECTORY_SEPARATOR;
- }
- }
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